243 | 3Com 2924-PWR specs

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IP-like services. UDP packets are delivered just like IP packets – connection-less datagrams that may be discarded before reaching their targets. UDP is useful when TCP would be too complex, too slow, or just unnecessary.

Virtual LAN (VLAN) A Virtual LAN is a collection of network nodes that share the same collision domain regardless of their physical location or connection point in the network. A VLAN serves as a logical workgroup with no physical barriers, and allows users to share information and resources as though located on the same LAN.

XModem A protocol used to transfer files between devices. Data is grouped in 128-byte blocks and error-corrected.

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3Com 2924-PWR manual 243

Contents

3Com Baseline Switch 2924-PWR Plus 3Com Corporation Campus Drive Marlborough User Guide OverviewManaging System Information Provides information for About this Guide Conventions RelatedDocumentation Contents Viewing Basic Settings Configuring Ports Configuring Igmp Snooping Managing Power Over Ethernet Devices Device Specifications and Features Glossary Getting Started Hardware Features Hardware Features 2924-PWR Switch 2924-PWR Plus 24-Port-front panel Indicators LED StatusDescribes the meanings of the LEDs System Switch Installing Web Interface Management Setting Up forMethods of Managing a Switch Management Snmp Management Switch SetupRefer to Setting Up Web Interface Management on Refer to Setting Up Snmp Management V1 or V2 on Initial Switch Setup and Management Flow Diagram Manual IP Configuration Automatic IP Configuration using Dhcp Prerequisites Interface CLI Manually set the IP Address using the Console Port Connecting the Workstation to the Switch IpSetup xxx.xxx.xxx.xxx mmm.mmm.mmm.mmm ggg.ggg.ggg.gggg Getting Started Setting Up Web InterfaceChoosing a Browser \ ping Over the Network Upgrading Software using Enter yes and press Return. The system reboots the switchFollowing prompt displays Using the 3COM WEB Interface Multi-Session Web Connections Accessing the 3Com Web InterfaceStarting the 3Com Web Interface Web Interface Enter Network Password 3Com Web Interface Home Understanding 3Com Web Interface Web Interface Components To access the Device Representation Click Device Summary Device ViewManagement Buttons Using Screen Viewing Configuration InformationTable Options Click Administration IP Setup. The IP Setup Page opens Adding Configuration Information System Access Modify Modify the fields Click . The access fields are modified System Access Remove Click . The configuration is saved ConfigurationLatest configuration to be saved to the flash memory To save the device configuration Resetting the Device Click Administration Reset. The Reset Page opensClick . a confirmation message is displayed User Name and Password Restoring Factory Defaults Click Logging OffDevice To log off the device Viewing Basic Settings Click Device Summary. The Device Summary Page opens To view the Device Summary SettingsPage Color Key Click Device Summary Color Key. The Color Key Page opens Managing Device Security Managing Device Security System Access Summary Interface To define System Access To modify System Access To remove users Click . The Users are deleted, and the device is updated To configure the Radius client Managing Device Security Authentication Defining Port-Based802.1X Click Security 802.1X Summary. The 802.1X Summary Page opens Defining Port-Based Authentication Click Security 802.1X Setup. The 802.1X Setup Page opens 802.1X Global Settings 802.1X Port Settings Managing Device Security MAC Based ACL Summary To view MAC Based ACLs To configure MAC-based ACLs Click Device ACL MAC Based ACL Setup. The MAC Based ACLMAC Based ACL Setup Page contains the following fields Add Rules to ACL Select Create ACL To modify a MAC-based ACL rule Modify Managing Device Security MAC Based ACL Remove Page contains the following fields Click Device ACL MAC Based ACL Remove. The MAC Based ACL Check Remove ACL IP Based ACL Summary Managing Device Security IP Based ACL Setup To configure IP-based ACLs Managing Device Security Defining Access Control Lists Select Create ACL IP Based ACL Modify Modify Rule Managing Device Security Defining Access Control Lists Click Device ACL IP Based ACL Remove. The IP Based ACL IP Based ACL Remove Updated ACL Binding Summary To define ACL Binding ACL Binding Setup ACL Binding Remove To remove ACL Binding Managing Device Security To define Broadcast Storm Traffic Broadcast Storm Setup Information Device View Managing System Information Page System Name To configure the System Name System Time Setup Page contains the following fields Local SettingsEnabled on the device To configure the System Time Managing System Information Page Monitor users have no access to this Define the fields Click or . The device is reset To reset the device configuration Configuring Ports Page Port Administration Summary To view Port Settings 101 Port Administration Setup To configure Port Settings 103 To view Port Details Click Port Administration Detail. The Port Detail Page opens 105 Aggregating Ports Link Aggregation Summary To create Link Aggregation Blue Displays a member of the aggregation being createdDeselected ports Summary To modify Link Aggregation Link Aggregation Modify Page includes the following fieldsBlue Displays a member of the modified aggregation Summary Link Aggregation Remove Page includes the following fields To remove Link Aggregation Lacp Summary Lacp Modify 115 Configuring Vlans Vlan Click Device Vlan Vlan Detail. The Vlan Detail Page opens Vlan Port Detail To create VLANs Click Device Vlan Setup. The Vlan Setup Page opensVlan Setup Page contains the following fields Create Rename Vlan Click Device Vlan Modify VLAN. The Modify Vlan Page opens To edit Vlan Settings Configuring Vlans Modify Vlan Port To modify Port Vlan Settings Click Device Vlan Remove. The Vlan Remove Page opens To delete VLANs Address Information To define an IP interface IP Setup Page contains the following fields Configuring ARP Settings ARP Settings Summary ARP Settings Setup To configure ARP entries To remove ARP entries ARP Settings Remove Configuring ARP Settings Traffic is seen for a certain period, are erased ConfiguringAddress Tables Databases is forwarded immediately to the port. The Dynamic To view address table settings Table Settings Port Summary Configuring Address Tables To add MAC addresses to the Address Table Address Table Configuring Address Tables To define the Aging Time Address Table Setup Page contains the following field Port Remove To remove ports Configuring IP and MAC Address Information Address Table Remove To remove MAC addresses from the Address Table Configuring IP and MAC Address Information Configuring Igmp Snooping To configure Igmp Snooping Click Device Igmp Snooping Setup. The Igmp Snooping SetupOpens Select Enable or Disable from the Igmp Status list Configuring Spanning Tree Spanning Tree Summary Configuring Spanning Tree 149 Global Settings To configure Spanning Tree SetupSpanning Tree Setup Page contains the following fields Bridge Settings Designated Root Spanning Tree Modify To modify Spanning Tree Configuring Spanning Tree Snmp version Snmp version 2c Configuring Snmp To define Snmp communities Snmp Communities Setup Insert New Community Enables adding an Snmp community Snmp ManagementCommunity String Snmp Communities Remove To remove Snmp communities To define Snmp traps Snmp Traps Setup Snmp Traps Remove To remove Snmp traps Snmp Traps Remove Page contains the following fields Service CoS Summary Click Device QoS CoS Summary. The CoS Summary Page opens Click Device QoS CoS Setup. The CoS Setup Page opens To configure CoS Settings CoS to Queue Summary CoS to Queue Setup To configure CoS values to queues Dscp to Queue Summary Can be assigned to queue To view the Dscp Queue To map CoS to Queues Be assigned to queue Trust Setup Click Device QoS Trust Setup. The Trust Setup Page opens Bandwidth Summary Ingress Rate Limit Egress Shaping Rates Bandwidth Setup Page contains the following fields To configure Bandwidth Settings Egress Shaping Rate Tagged packets are used for all communications Defining VoiceReceived unevenly. The system supports one Voice Vlan There are two operational modes for IP Phones Voice Vlan Summary Voice Vlan Setup Voice Vlan Port Setup Device is updated Defining Voice Vlan Voice Vlan Port Details To view Voice Vlan Port Detail Settings To view Voice Vlan OUI Settings OUI ListVoice Vlan OUI Summary Page contains the following fields Voice Vlan OUI Modify Voice Vlan OUI Modify Page contains the following fields Defining Voice Vlan Managing System Files 185 To backup System files Configuration Upload To restore System files Configuration Download Software Download To download the software image Active Image Active Image Page contains the following fields Ethernet Devices Port PoE Summary Page displays the following information Device Power Display Ports Power Display Click Port PoE Setup. The Port PoE Setup Page opens Managing Power Over Ethernet Devices System Log Severity Levels Managing System Logs Logging Display To view Logging To define Log Parameters Logging Setup Managing System Logs 199 Viewing Statistics Port Statistics Summary To view Rmon statistics Viewing Statistics 203 Managing Device Diagnostics Configuring Port Mirroring Port Mirroring Setup To enable port mirroring Configuring Port Mirroring Port Mirroring Remove To remove port mirroring Copper cable attached to a port DiagnosticsTo view cables diagnostics Viewing Cable Managing Device Diagnostics To test cables Diagnostics Supervisor 3Com Network Director Access Manager Application such as 3Com Enterprise Management Suite EMS HP OpenViewNetwork Node Manager Physical Environmental Electrical Features of the Baseline Switch 2924-PWR Plus Switch Features Interface with Crossover Mdix SSL Vlan Null Modem Cable RJ-45 to RS-232 25-pin PC-AT Serial Cable 10/100 and 1000BASE-T RJ-45 connections Ethernet Port RJ-45 Pin Assignments Ethernet Port RJ-45 Pin Assignments Problem TroubleshootingSolutions Problems Possible Cause Solution Contact 3Com With the Command Getting StartedLine Interface Sessions CLI Commands Syntax Default Configuration User GuidelinesExample Parameters Syntax Summary Syntax Summary Default Configuration Following example displays an IP address configured manually No default IP address is defined for interfaces Upgrade Tftp Server IP AddressDestination File NameFile Type Syntax Initialize Syntax Reboot Syntax Logout Default Configuration Logout The Logout command terminates the CLI session Syntax Password Default Configuration Password The Password command changes the user’s password Service Dscp Access Control ListAddress Resolution Boot Protocol 239 MIB Group LAG Link Aggregation See Port Trunk Port Authentication See Ieee Remote AuthenticationTerminal Access Controller Access 243 Services Service BenefitsSolve Problems Online Warranty Support and Repair Access SoftwareDownloads Contact Us Country Telephone Number US and Canada Telephone Technical Support and Repair 800 876 Regulatory Notices